Emerson Mini Mate2 Users Manual 10532

2015-01-05

• Important Safety Instructions
• Save These Instructions
• Product Model Information
  • Figure 1 Split system evaporators
  • Figure 2 Air-cooled systems—indoor centrifugal condensing units
  • Figure 3 Air-cooled systems—outdoor prop fan condensing units
  • Figure 4 Water/glycol-cooled systems—indoor condensing units
  • Figure 5 Chilled water systems
  • Table 1 System configurations—60 Hz
  • Table 2 System configurations—50 Hz
• 1.0 Introduction
  • 1.1 Designed to Match Computer and Electronic Equipment Needs—From Installation to Operation
    • Liebert Precision Cooling
    • Easy Installation
    • Easy to Service
    • Advanced Control Technology
    • High Efficiency
    • Space Saving Design
    • Reliable
    • Agency Listed
    • Location
• 2.0 Standard Features—5 Ton Systems
  • 2.1 Evaporator Section—Split System
  • 2.2 Condensing Unit Section—Split System
    • 2.2.1 Indoor Centrifugal Fan Condensing Units
    • 2.2.2 Outdoor Prop Fan Condensing Units
    • 2.2.3 Indoor Water/Glycol Condensing Units
  • 2.3 Chilled Water Units
  • 2.4 System Controls
    • Figure 6 Wall-box
    • 2.4.1 Other Standard Control Features
• 3.0 Optional Factory-Installed Features - Evaporator/Chilled Water Units
  • 3.1 Reheat
  • 3.2 Humidifier
  • 3.3 Sensors
  • 3.4 Switches and Motors
  • 3.5 Free-Cooling
    • Figure 7 Free-cooling arrangement
  • 3.6 Optional Configurations—Prop Fan Condensing Units
  • 3.7 Optional Configurations—Water/Glycol Condensing Units
  • 3.8 Optional Configurations—Chilled Water Units
• 4.0 Ship-Loose Accessories—Field-Installed
  • 4.1 Remote Monitoring, Autochangeover and Leak Detection Equipment
• 5.0 Site Preparation and Installation
  • 5.1 Installation Considerations
    • Table 3 Application limits, evaporator and chilled water units*
    • Table 4 Application limits, indoor and outdoor air-cooled condensing units
    • Table 5 Application limits, indoor water/glycol cooled condensing units
    • 5.1.1 Room Preparation
    • 5.1.2 Location Considerations
      • Figure 8 Air-cooled systems
      • Figure 9 Water/glycol cooled systems
      • Figure 10 Chilled water systems
  • 5.2 Ceiling Unit Weights
    • Table 6 Unit weights
  • 5.3 Equipment Inspection Upon Receipt
  • 5.4 Installing the Ceiling Units
    • 5.4.1 Close Coupled Installations
    • 5.4.2 Evaporator Air Distribution
      • Filter Box
      • Connections for Ducted Systems
        • Table 7 Evaporator external static pressure
    • 5.4.3 Piping Connections and Coolant Requirements
      • Drain Line
      • Humidifier Water Supply Line
        • Table 8 Recommended refrigerant line sizes
        • Table 9 Equivalent lengths for various pipe fittings, ft (m)
        • Figure 11 Refrigerant piping diagram
        • Table 10 Pipe length and condenser elevation relative to evaporator
      • Total refrigerant = Units and Lines*
        • Table 11 Refrigerant charge
        • Table 12 Line charges - refrigerant per 100 ft. (30m) of Type L copper tube
      • Quick Connect Fittings
        • Table 13 Refrigerant quick connect sizes and torque
        • Figure 12 Evaporator unit dimensional data
        • Figure 13 Threaded rod and hardware kit installation
    • 5.4.4 Electrical Connections
      • Power Connections
      • Control Connections
        • Figure 14 Evaporator unit electrical connections
        • Figure 15 Close coupled installation
  • 5.5 Indoor Air-Cooled Centrifugal Fan Condensing Unit Installation
    • 5.5.1 Location Considerations
    • 5.5.2 Electrical Connections
      • Power Connections
      • Control Connections
    • 5.5.3 Piping Connections
    • 5.5.4 Ducting
      • General Considerations
      • Considerations for Specific Applications
        • Figure 16 Indoor air-cooled centrifugal condensing unit dimensions and pipe connections
        • Figure 17 Indoor air-cooled centrifugal condenser electrical connections
        • Figure 18 System piping with indoor or outdoor air-cooled condensing unit
  • 5.6 Outdoor Air-Cooled Condensing Unit Installation
    • 5.6.1 Location Considerations
      • Figure 19 Dimensions—Air-cooled systems, standard ambient outdoor condensing module
      • Table 14 Weights for standard ambient outdoor condensing modules, air-cooled systems
      • Figure 20 Dimensions—Air-cooled systems, high ambient and Quiet-Line condensing module
      • Table 15 Net weight, high ambient and Quiet-Line condensing modules, air-cooled systems
    • 5.6.2 Piping Connections
    • 5.6.3 Electrical Connections
      • Power Connections
      • Control Connections
  • 5.7 Indoor Water- and Glycol-Cooled Condensing Unit Installation
    • 5.7.1 Location Considerations
    • 5.7.2 Electrical Connections
      • Control Connections
    • 5.7.3 Piping Connections
      • Water/Glycol Piping Considerations
      • Condensing Unit Fluid Requirements
      • Regulating Valve
        • Figure 21 Indoor water/glycol condensing unit dimensional data
        • Figure 22 Indoor water/glycol condensing unit electrical field connections
        • Figure 23 System piping with indoor water/glycol cooled condensing unit
  • 5.8 Optional Equipment Piping
    • 5.8.1 Free-Cooling Coil
      • Figure 24 Optional free-cooling coil (3-way valve) on water/glycol units
    • 5.8.2 Hot Water Reheat Coil
      • Figure 25 Optional hot water reheat (two-way valve)
  • 5.9 Checklist for Completed Installation
• 6.0 Microprocessor Control
  • 6.1 Feature Overview
    • Figure 26 Wall box
  • 6.2 Main Menu <Menu>
  • 6.3 Setpoints
    • Table 16 Default setpoints and allowable ranges
  • 6.4 Status
  • 6.5 Active Alarms
  • 6.6 Time
  • 6.7 Date
  • 6.8 Setback
    • Table 17 Night and weekend setback plan
  • 6.9 Setup Operation
    • 6.9.1 Restart Time Delay
    • 6.9.2 C/F Degrees
    • 6.9.3 Humidity Control Method
    • 6.9.4 Show DIP Switch
    • 6.9.5 Valve Time (for Systems With a Modulating Chilled Water Valve)
    • 6.9.6 CW Flush (for Systems with a Modulating Chilled Water Valve)
      • Table 18 Setup functions, default values and allowable ranges
  • 6.10 Change Passwords
  • 6.11 Calibrate Sensors
  • 6.12 Alarm Enable
  • 6.13 Alarm Time Delay
    • Table 19 Alarm default time delays
  • 6.14 Common Alarm Enable
  • 6.15 Custom Alarms
    • 6.15.1 Standard Custom Alarm Messages
  • 6.16 Custom Text
    • LCD Display Contrast
    • Nonvolatile Memory
    • Equipment Options Switches
      • Table 20 Equipment switch settings (unit control board)
      • Table 21 Switch settings (wall box board)
  • 6.17 Run Diagnostics (Available On Rev 1.001.0 and higher)
    • Show Inputs
    • Test Outputs
    • Test Control Board
      • Figure 27 Control menu
      • Figure 28 Control board—inside evaporator
      • Figure 29 Wall box board
• 7.0 System Performance Microprocessor Controls
  • 7.1 Temperature Control
    • 7.1.1 Cooling/Heating Required
    • 7.1.2 Cooling Operation (Compressorized Direct Expansion and Chilled Water)
      • Table 22 Cooling and dehumidification load response of hot gas bypass
    • 7.1.3 Heating Operation
      • Electric Heat or Hot Water
      • SCR Electric Reheat
  • 7.2 Humidity Control
    • 7.2.1 Dehumidification/Humidification Required
    • 7.2.2 Dehumidification Operation, Compressorized Direct Expansion (DX) Systems
    • 7.2.3 Humidification Operation
  • 7.3 Load Control Features
    • 7.3.1 Communications
• 8.0 Alarms
  • 8.1 Alarms: Definitions and Troubleshooting
    • 8.1.1 Custom Alarms
    • 8.1.2 High Head Pressure
      • Air-Cooled Systems
      • Water/Glycol/ Systems
    • 8.1.3 Humidity Level
    • 8.1.4 Temperature
    • 8.1.5 Humidifier Problem Alarm
    • 8.1.6 High Water Alarm
    • 8.1.7 Loss of Power
    • 8.1.8 Short Cycle
  • 8.2 Optional/Custom Alarms
    • 8.2.1 Change Filter
    • 8.2.2 High Temperature Sensor
    • 8.2.3 Smoke Sensor
• 9.0 System Operation, Testing and Maintenance
  • 9.1 System Testing
    • 9.1.1 Environmental Control Functions
    • 9.1.2 Cooling
    • 9.1.3 Heating
    • 9.1.4 Humidification
    • 9.1.5 Dehumidification
    • 9.1.6 Remote Shutdown
  • 9.2 Maintenance and Component Operation
    • 9.2.1 Electric Panel
    • 9.2.2 Filters
    • 9.2.3 Blower System
      • Air Distribution
    • 9.2.4 Blower Removal
    • 9.2.5 Refrigeration System
      • Suction Pressure
      • Discharge Pressure
        • Table 23 Typical discharge pressure
      • Thermostatic Expansion Valve
      • Air-Cooled Condensing Units
      • Coaxial Condensers (Water/Glycol-Cooled Condensing Units)
      • Regulating Valves (Water/Glycol Condensing Units)
      • Glycol Solution Maintenance
      • Hot Gas Bypass
        • Figure 30 Hot gas bypass
  • 9.3 Replacement Procedures
    • 9.3.1 Compressor Replacement
      • Mechanical Failure
    • 9.3.2 Electrical Failure
      • Replace a Failed Compressor
    • 9.3.3 Steam Generating Humidifier-Operation Procedures
      • Replacing the Humidifier Canister
    • 9.3.4 Humidifier Circuit Board Adjustments
      • Table 24 Humidifier control board DIP switch settings
• 10.0 Maintenance Inspection Checklist
  • Filters
  • Fan Section
  • Humidifier
  • Drain lines
  • Compressor Section
  • Refrigeration Cycle
  • Air-Cooled Condensing Unit (if applicable)
  • Flood Back Head Pressure Control
  • Water- or Glycol-Cooled Condensing Unit
  • Glycol Pump (if applicable)
  • Electric Panel
  • Electric Reheat
  • Signature:________________________________________________________________
• 11.0 Troubleshooting
  • Table 25 Troubleshooting